Other liabilities (Tables)

12 Months Ended

Dec. 31, 2013

Other Liabilities

Other liabilities were comprised of the following:

	December 31,
	2013		2012
Payor refunds and retractions	$	169,480	$	163,520
Contingent earn-out consideration		6,577		142,244
Insurance and self-insurance accruals		84,882		78,073
Accrued interest		45,662		44,884
Other medical payables		31,219		39,698
Held for sale		—		18,440
Accrued non-income tax liabilities		18,366		17,976
Interest rate swap agreements		12,069		—
Other		96,167		58,530
	$	464,422	$	563,365